TERMINALS OF ECU
CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY
*A |
Main Body ECU (Multiplex Network Body ECU) with 1 Connector |
- |
- |
*A |
Main Body ECU (Multiplex Network Body ECU) with 2 Connectors |
- |
- |
(a) Disconnect the main body ECU (multiplex network body ECU) connectors.
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(b) Measure the resistance and voltage according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
MB-31 (BECU) - Body ground |
- |
Battery power supply |
Always |
11 to 14 V |
MB-32 (IG) - Body ground |
- |
Ignition power supply (IG signal) |
Ignition switch ON → off |
11 to 14 V → Below 1 V |
MB-30 (ACC) - Body ground |
- |
Ignition power supply (ACC signal) |
Ignition switch ACC → off |
11 to 14 V → Below 1 V |
MB-11 (GND1) - Body ground |
- |
Ground |
Always |
Below 1 Ω |
MB-18 (DBKL) - Body ground |
- |
Driver seat belt buckle switch signal |
Driver seat belt fastened |
10 kΩ or higher |
Driver seat belt unfastened |
Below 1 Ω |
|||
MB-2 (RCTY) - Body ground |
- |
Rear door courtesy light switch RH input |
Rear door LH closed (OFF) |
10 kΩ or higher |
Rear door LH open (ON) |
Below 1 Ω |
|||
MB-13 (LCTY) - Body ground |
- |
Rear door courtesy light switch LH input |
Rear door RH closed (OFF) |
10 kΩ or higher |
Rear door RH open (ON) |
Below 1 Ω |
CHECK COMBINATION METER ASSEMBLY
(a) Disconnect the F4 combination meter assembly connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
F4-40 (B) - Body ground |
SB - Body ground |
Battery power supply |
Always |
11 to 14 V |
F4-39 (IG+) - Body ground |
P - Body ground |
IG power supply |
Ignition switch ON → off |
11 to 14 V → Below 1 V |
F4-21 (ET) - Body ground |
W- B - Body ground |
Ground |
Always |
Below 1 Ω |
F4-7 (PKBI) - Body ground |
GR - Body ground |
Front passenger seat belt buckle switch signal |
Ignition switch ON, front passenger side seat belt fastened and front passenger seat occupied |
10 kΩ or higher |
Ignition switch ON, front passenger side seat belt unfastened and front passenger seat occupied |
Below 1 Ω |
Toyota CH-R Service Manual > Rear Brake(for Tmmt Made): Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE
1. INSTALL REAR DISC
(a) Align the matchmarks of the rear disc and rear axle hub and bearing
assembly, and insta ...
Toyota CH-R Service Manual > Rear Door Courtesy Switch: Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the LH and RH sides.
The procedure described below is for the LH side.
PROCEDURE
1. INSTALL REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY
(a) Using a T30 "TORX" socket wrench, install the rear door cou ...